You can customize the panel very easily; just go to the settings area there you can find quick settings option, where you can have as many nine options. (phoneradar.com)
The six options are displayed in the notification panel partially while just swiping once more will get you the whole list of quick settings option. (phoneradar.com)
You can now add multiple Quick Setting options to your device by viewing your Quick Settings panel and tapping Edit. (greenbot.com)